Finding the Fourth Proportional to 909,046.23, 1,254,493.46 and 501,162.67

Step by Step Solution

1. Step 1: Write the proportion equation
   909,046.23 : 1,254,493.46 = 501,162.67 : x
2. Step 2: Convert to fraction form
   909,046.23/1,254,493.46 = 501,162.67/x
3. Step 3: Cross multiply
   909,046.23x = 1,254,493.46 × 501,162.67
4. Step 4: Simplify right side
   909,046.23x = 628,705,290,499.16
5. Step 5: Solve for x
   x = 628,705,290,499.16/909,046.23
6. Step 6: Final answer
   x = 691,609.81